Heat-density Converter
Adjust the numbers below — results update instantly
joule per square meter (J/m²)
calorie (th) per square centimeter (cal(th)/cm²)
langley (ly)
Btu (IT) per square foot (Btu/ft²)
Btu (TH) per square foot (Btu(th)/ft²)
joule per square meter (J/m²) (1)
calorie (th) per square centimeter (cal(th)/cm²) (0.000024)
langley (ly) (0.000024)
Btu (IT) per square foot (Btu/ft²) (0.000088)
Btu (TH) per square foot (Btu(th)/ft²) (0.000088)
Result: 1 J/m² = 0.000024 cal(th)/cm²
1J/m² × (1 / 41840) = 0.000024cal(th)/cm²
Full list of Heat-density units with conversion links and formulas
Joule per square meter [J/m²] is the base unit for Heat-density.
- 1 calorie (th) per square centimeter [cal(th)/cm²] = 41839.999999999 joule per square meter [J/m²]
- 1 langley [ly] = 41839.999999999 joule per square meter [J/m²]
- 1 Btu (IT) per square foot [Btu/ft²] = 11356.526682227 joule per square meter [J/m²]
- 1 Btu (TH) per square foot [Btu(th)/ft²] = 11348.931794793 joule per square meter [J/m²]